Jarreth Merz, a Swiss-Ghanaian filmmaker, came to Ghana in 2008 to film the national elections. What he saw there taught him new lessons about democracy -- and about himself.

In Agbogbloshie, a community in Accra, Ghana, people descend on a scrapyard to mine electronic waste for recyclable materials. Without formal training, these urban miners often teach themselves the workings of electronics by taking them apart and putting them together again. Designer and TED Fellow DK Osseo-Asare wondered: What would happen if w...

Ashraf Ghani's passionate and powerful 10-minute talk, emphasizing the necessity of both economic investment and design ingenuity to rebuild broken states, is followed by a conversation with TED curator Chris Anderson on the future of Afghanistan.

Offering a vision of Afghanistan that goes beyond what's often depicted in the media, President Ashraf Ghani shares his thoughts on peacemaking, the true cost of war, the nation's COVID-19 response strategy and the sweeping economic and social reforms happening throughout the country. "The ultimate goal is a sovereign, democratic, united Afghani...

Afghanistan's president Ashraf Ghani has initiated sweeping economic, trade, social and peace reforms.

Journalist Anas Aremeyaw Anas has broken dozens of stories of corruption and organized crime all over Ghana -- without ever revealing his identity. In this talk (in which his face remains hidden) Anas shows grisly footage from some of his investigations and demonstrates the importance of facing injustice.

A liberal arts education is critical to forming true leaders, says university head Patrick Awuah -- because it builds decision-making skills, an ethical framework and a broad vision. Awuah himself left a career at Microsoft in the US to found a liberal arts school in Africa: Ashesi University, in his home nation of Ghana. A passionate talk about...

Before he hit eighteen, Fred Swaniker had lived in Ghana, Gambia, Botswana and Zimbabwe. What he learned from a childhood across Africa was that while good leaders can't make much of a difference in societies with strong institutions, in countries with weak structures, leaders could make or break a country. In a passionate talk the entrepreneur ...

Anas Aremeyaw Anas is a Ghanaian undercover journalist and private eye who gathers hard evidence of crime and corruption, putting the perpetrators behind bars.

About this video: In Africa, 40% of the female population does not have access to basic education. In this film, Angela K. Jimoh, IBM’s first female Country General Manager in Africa, explains why this issue exists and tells the story of Akua, a young girl whose mother was determined her daughter get an education. To help support girls’ access t...

Jarreth Merz' new film, "An African Election," follows the 2008 presidential elections in Ghana from start to finish.

Nathaniel Kahn shares clips from his documentary "My Architect," about his quest to understand his father, the legendary architect Louis Kahn. It's a film with meaning to anyone who seeks to understand the relationship between art and love.

We're all against hate, right? We agree it's a problem -- their problem, not our problem, that is. But as Sally Kohn discovered, we all hate -- some of us in subtle ways, others in obvious ones. As she confronts a hard story from her own life, she shares ideas on how we can recognize, challenge and heal from hatred in our institutions and in our...

In a culture where being social and outgoing are prized above all else, it can be difficult, even shameful, to be an introvert. But, as Susan Cain argues in this passionate talk, introverts bring extraordinary talents and abilities to the world, and should be encouraged and celebrated.

It's time for liberals and conservatives to transcend their political differences and really listen to each other, says political pundit Sally Kohn. In this optimistic talk, Kohn shares what she learned as a progressive lesbian talking head on Fox News. It’s not about political correctness, she says, but rather, emotional correctness. (Contains ...

What's up at SpaceX? Engineer Gwynne Shotwell was employee number seven at Elon Musk's pioneering aerospace company and is now its president. In conversation with TED curator Chris Anderson, she discusses SpaceX's race to put people into orbit and the organization's next big project, the BFR (ask her what it stands for). The new giant rocket is ...

Some lucky animals are naturally endowed with bioluminescence, or the ability to create light. The firefly, the anglerfish, and a few more surprising creatures use this ability in many ways, including survival, hunting, and mating. Leslie Kenna investigates this magical glow - and our quest to replicate it. [Directed by Cinematic Sweden, narrate...

When Kyle Quinn married his Brazilian wife and brought her home to the United States, he assumed the difficult part was over and that they could forge a happy life together. What he didn't anticipate was a front-row seat to the indignities—big and small—that immigrants face on a regular basis. In a deeply personal talk, he acknowledges how his w...

You are more than you think you are, says former pro wrestler Mike Kinney -- you just have to find what makes you unique and use it to your advantage. For years Kinney "turned up" the parts of himself that made him special as he invented and perfected his wrestling persona, Cowboy Gator Magraw. In a talk equal parts funny and smart, he brings hi...

Sloths spend most of their time eating, resting, or sleeping; in fact, they descend from their treetops canopies just once a week, for a bathroom break. How are these creatures so low energy? Kenny Coogan describes the physical and behavioral adaptations that allow sloths to be so slow. [Directed by Anton Bogaty, narrated by Addison Anderson].

In the developing world, access to incubators is limited by cost and distance, and millions of premature babies die each year. TED Fellow Jane Chen shows an invention that could keep millions of these infants warm -- a design that's safe, portable, low-cost and life-saving.

The more that robots ingrain themselves into our everyday lives, the more we're forced to examine ourselves as people. At TEDxBerkeley, Ken Goldberg shares four very human lessons that he's learned from working with robots.

Trivia whiz Ken Jennings has made a career as a keeper of facts; he holds the longest winning streak in history on the US quiz show Jeopardy. But in 2011, he played a challenge match against IBM's supercomputer Watson -- and lost. With humor and humility, Jennings tells us how it felt to have a computer literally beat him at his own game, and ma...

Did you know that almost 150 million people worldwide are born intersex -- with biology that doesn't fit the standard definition of male or female? (That's as many as the population of Russia.) At age 10, Emily Quinn found out she was intersex, and in this wise, funny talk, she shares eye-opening lessons from a life spent navigating society's th...

Natalie Gunn makes a case for thinking of our minds and bodies as a continuum rather than a duality. She's especially intrigued by how this continuum may relate to cancer and whether our mindset impacts the disease. Natalie argues that we have to take the question seriously: "We need to investigate how a disease of the body could be impacted by ...

As the sun rises, something royal stirs inside a pile of firewood. It's the wasp queen; one of thousands who mated in late autumn and hibernated through the winter. Now she must emerge into the spring air to begin her reign. This queen is the lone survivor of her old hive, and now, she must become the foundress of a new one. Kenny Coogan details...

The second deadliest day in the history of Mount Everest climbs happened in 1996 -- and Ken Kamler was the only doctor on the mountain that day. He shares the incredible story of the climbers' battle to save lives in extreme conditions, and uses brain imaging technology to map the medical miracle of one man who survived roughly 36 hours buried i...

CRISPR gene drives allow scientists to change sequences of DNA and guarantee that the resulting edited genetic trait is inherited by future generations, opening up the possibility of altering entire species forever. More than anything, the technology has led to questions: How will this new power affect humanity? What are we going to use it to ch...

The Fez River winds through the medina of Fez, Morocco—a mazelike medieval city that's a World Heritage site. Once considered the "soul" of this celebrated city, the river succumbed to sewage and pollution, and in the 1950s was covered over bit by bit until nothing remained. TED Fellow Aziza Chaouni recounts her 20 year effort to restore this ri...

Around the world there are more than 600 plant species that supplement a regular diet of sunlight, water and soil with insects, frogs and even rats. Flies, tadpoles and beetles fall prey to the remarkable, predatory antics of carnivorous plants. What exactly are carnivorous plants and how do they trap their prey? Kenny Coogan dives into the worl...